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 ###Instrução: Qual local tem uma taxa de compra de PPV de 775.000?
 ###Tabelas: CREATE TABLE  (_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Event VARCHAR, Alternate Name/s VARCHAR, Location VARCHAR, Attendance VARCHAR, PPV Buyrate VARCHAR) CREATE TABLE class_253_and_254 (class_253_and_254_id AUTO_INCREMENT PRIMARY KEY, Class VARCHAR, Operator VARCHAR, Number INT, Year Built VARCHAR, Cars per Set INT, Unit Numbers. VARCHAR) CREATE TABLE history (history_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, 1st Position VARCHAR, 2nd Position VARCHAR, 9th Position VARCHAR, 10th Position VARCHAR) CREATE TABLE week_1 (week_1_id AUTO_INCREMENT PRIMARY KEY, Couple VARCHAR, Style VARCHAR, Music VARCHAR, Trine Dehli Cleve INT, Tor Fløysvik INT, Karianne Gulliksen INT, Christer Tornell INT, Total INT) CREATE TABLE composition_of_the_6th_seanad (composition_of_the_6th_seanad_id AUTO_INCREMENT PRIMARY KEY, Administrative Panel INT, Agricultural Panel INT, Cultural and Educational Panel INT, Industrial and Commercial Panel INT, Labour Panel INT, National University of Ireland INT, University of Dublin INT, Nominated by the Taoiseach INT, Total INT)  
SELECT Location FROM  WHERE PPV Buyrate = 775,000